Casey from SWISCO responded:
February 2, 2024
Hello, Your mortise lock resembles the 82-239, which is commonly used with handle sets such as the 82-030 with 3-15/16" hole spacing. We'll include the dimensions from our product pages below. Take a look and let us know if you need anything else. Thank you! Alternate image for 82-239
Hole center dimensions for 82-030
Dimensions for 82-030
|